Guide to the geology of Buffalo Rock and Matthiessen State Parks area, La Salle County, Illinois
By: R.S. Nelson ... [et al.]
Contributors: Illinois State Geological Survey
Series: Field trip guidebook / Illinois State Geological Survey -- 1996C; Field trip guidebook / Illinois State Geological Survey -- 1997B; Field trip guidebook (Illinois State Geological Survey) -- 1996C.; Field trip guidebook (Illinois State Geological Survey) -- 1997B.
Publisher: Illinois State Geological Survey
Published: 1996
Place of publication: Champaign, Ill
Language: eng
Number of pages: 62
Subjects: Geology
Notes: "September 28, 1996."

"May 17, 1997."

Includes bibliographical references.